December weather forecast
Bouni, Comoros

December

Weather in December

By December, Bouni, Comoros, fully steps into the cyclone season. The increase in rainfall from November indicates frequent rain showers throughout the month. But, the showers do not deter the sunshine entirely, thanks to the longer daylight hours. Although December hosts the highest relative humidity of the second half of the year, the breezy winds help to maintain the overall climatic comfort. As the year makes way for a new beginning, Bouni experiences a unique blend of wet and sunny weather conditions, making it a noteworthy end to the year's weather cycle.

Temperature

As December takes its course, Bouni's average high-temperature registers at a still warm 28.4°C (83.1°F), closely aligning with the preceding month. Bouni's nighttime average temperature in December subtly descends to a still moderately hot 27°C (80.6°F) from the daily highs.

Heat index

December's heat index is evaluated at a hot 32°C (89.6°F). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.
Given the heat index, its values are aligned with shaded sites and gentle winds. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

In Bouni, the average relative humidity in December is 75%.

Rainfall

In Bouni, during December, the rain falls for 19.2 days and regularly aggregates up to 110mm (4.33") of precipitation. Throughout the year, in Bouni, Comoros, there are 190.9 rainfall days, and 867mm (34.13") of precipitation is accumulated.

Daylight

The month with the longest days is December, with an average of 12h and 48min of daylight.
On the first day of December, sunrise is at 05:33 and sunset at 18:18. On the last day of the month, sunrise is at 05:45 and sunset at 18:33 EAT.

Sunshine

In December, the average sunshine in Bouni, Comoros, is 10.7h.

UV index

The months with the highest UV index are January through June, September through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In December, the maximum UV index of 7 transforms into these recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.

Frequently asked questions

How hot is it in Bouni in December?
In Bouni, 28.4°C (83.1°F) is the average high-temperature and 27°C (80.6°F) is the average low-temperature during December. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in December is evaluated at 32°C (89.6°F).
What is the average humidity in December in Bouni?
In Bouni, Comoros, the average relative humidity in December is 75%.
How much does it rain in Bouni in December?
In Bouni, in December, during 19.2 rainfall days, 110mm (4.33") of precipitation is typically accumulated.
When are the longest days in Bouni?
December has the longest days of the year in Bouni, with an average of 12h and 48min of daylight.
How many hours of daylight does Bouni have in December?
The average day length in December in Bouni is 12h and 47min.
When are sunrise and sunset in December in Bouni?
In December, on the first day of the month, sunrise is at 05:33 and sunset at 18:18. On the last day of the month, in Bouni, sunrise is at 05:45 and sunset at 18:33 EAT.
How many hours of sunshine does Bouni have in December?
The average sunshine duration in December is 10.7h.
When is the highest UV index in Bouni?
January through June, September through December, with an average maximum UV index of 7, are months with the highest UV index in Bouni, Comoros.
How high is the UV index in December in Bouni?
In December, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Bouni, Comoros
  • Average high temperature in December: 28.4°C

The warmest month (with the highest average high temperature) is March (28.6°C).
The months with the lowest average high temperature are July, August and September (25.4°C).

  • Average low temperature in December: 27°C

The month with the highest average low temperature is March (27.5°C).
The coldest month (with the lowest average low temperature) is August (23.9°C).

Average pressure in December
Bouni, Comoros
  • Average pressure in December: 1010.9mbar

The month with the highest atmospheric pressure is July (1017mbar).
The month with the lowest atmospheric pressure is February (1010mbar).

Average wind speed in December
Bouni, Comoros
  • Average wind speed in December: 12km/h

The windiest month (with the highest average wind speed) is July (22.1km/h).
The calmest months (with the lowest average wind speed) are March, November and December (12km/h).

Average humidity in December
Bouni, Comoros
  • Average humidity in December: 75%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is July (73%).

Average rainfall in December
Bouni, Comoros
  • Average rainfall in December: 110mm

The wettest month (with the highest rainfall) is January (176mm).
The driest months (with the least rainfall) are August and September (14mm).

Average rainfall days in December
Bouni, Comoros
  • Average rainfall days in December: 19.2 days

The month with the highest number of rainy days is April (23.1 days).
The month with the least rainy days is August (9.8 days).

Average daylight in December /
Average sunshine in December
Bouni, Comoros
  • Average daylight in December: 12h and 5min

The month with the longest days is December (Average daylight: 12h and 48min).
The month with the shortest days is June (Average daylight: 11h and 30min).

  • Average sunshine in December: 10h and 4min

The month with the most sunshine is November (Average sunshine: 11h and 18min).
The months with the least sunshine are May and June (Average sunshine: 7h and 12min).

Average sunshine days in December
Bouni, Comoros
  • Average sunshine days in December: 8.8 days

The month with the most sunshine days is August (15.8 days).
The month with the least sunshine days is April (5.1 days).

Average UV index in December
Bouni, Comoros
  • Average UV index in December: 7

The months with the highest UV index are January, February, March, April, May, June, September, October, November and December (UV index 7).
The months with the lowest UV index are July and August (UV index 6).

Average cloud cover in December
Bouni, Comoros
  • Average cloud cover in December: 34

The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in December
Bouni, Comoros
  • Average visibility in December: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).

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